uuidparse: use uuid type definitions from libuuid header

While on it add missing UUID_TYPE_DCE_NIL to the header.

Signed-off-by: Sami Kerola <kerolasa@iki.fi>

libuuid/src/uuid.h

@@ -53,6 +53,7 @@ typedef unsigned char uuid_t[16];
 #define UUID_VARIANT_MASK     0x7
 
 /* UUID Type definitions */
+#define UUID_TYPE_DCE_NIL    0
 #define UUID_TYPE_DCE_TIME   1
 #define UUID_TYPE_DCE_SECURITY 2
 #define UUID_TYPE_DCE_MD5    3

misc-utils/uuidparse.c

@@ -192,25 +192,25 @@ static void fill_table_row(struct libscols_table *tb, char const *const uuid)
 				break;
 			}
 			switch (type) {
-			case 0:
+			case UUID_TYPE_DCE_NIL:
 				if (uuid_is_null(buf))
 					str = xstrdup(_("nil"));
 				else
 					str = xstrdup(_("unknown"));
 				break;
-			case 1:
+			case UUID_TYPE_DCE_TIME:
 				str = xstrdup(_("time-based"));
 				break;
-			case 2:
+			case UUID_TYPE_DCE_SECURITY:
 				str = xstrdup("DCE");
 				break;
-			case 3:
+			case UUID_TYPE_DCE_MD5:
 				str = xstrdup(_("name-based"));
 				break;
-			case 4:
+			case UUID_TYPE_DCE_RANDOM:
 				str = xstrdup(_("random"));
 				break;
-			case 5:
+			case UUID_TYPE_DCE_SHA1:
 				str = xstrdup(_("sha1-based"));
 				break;
 			default:
@@ -222,7 +222,7 @@ static void fill_table_row(struct libscols_table *tb, char const *const uuid)
 				str = xstrdup(_("invalid"));
 				break;
 			}
-			if (variant == UUID_VARIANT_DCE && type == 1) {
+			if (variant == UUID_VARIANT_DCE && type == UUID_TYPE_DCE_TIME) {
 				struct timeval tv;
 				char date_buf[ISO_BUFSIZ];